Most Christian denominations refer to themselves as churches, whereas some newer ones tend to interchangeably use the terms churches, assemblies, fellowships, etc. Divisions between one group and another are defined by authority and doctrine; issues such as the nature of Jesus, the authority of apostolic succession, biblical hermeneutics, theology, ecclesiology, eschatology, and papal primacy may separate one denomination from...

Worldwide Christianityis divided into 10 major groups : Catholic Eastern Orthodox Oriental Orthodox (Miaphysite) Church of the East (Nestorian) Anglican Lutheran Reformed Anabaptist Evangelical Nontrinitarian Each of these ten has important subdivisions. There are also other (smaller) groups that are not mentioned here.